Nashville The Band Perry, Trisha Yearwood and Joe Nichols guest star on the music drama. 10 p.m. ABC

Top Chef The chefs cook a Thanksgiving feast using only ingredients and cooking methods found in the 1600s, and descendants of the Mayflower colonists and Wampanoag tribe help judge the results. 10 p.m. Bravo

SPECIALS

To Catch a Comet This new special documents the comet-chasing spacecraft Rosetta and the successful effort to put a lander on a comet. 10 p.m. KOCE